Q:

Which one of the following is required for the direct method of standardization?

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Which one of the following is required for the direct method of standardization?


  1. Age specific death rates of the populations being compared
  2. Number of persons in each age group of the compared population
  3. Crude mortality comparison of standard population with the normal population
  4. Life expectancy of the compared populations
  5. Proportionate mortality of compared populations

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a) Age specific death rates of the populations being compared

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